Home / 30,975,193.38-42,745,802.28-17,223,862.26

Finding the Fourth Proportional to 30,975,193.38, 42,745,802.28 and 17,223,862.26

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Solution

The fourth proportional to 30,975,193.38, 42,745,802.28 and 17,223,862.26 is: 23,768,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975,193.38 : 42,745,802.28 = 17,223,862.26 : x
  2. Step 2: Convert to fraction form
    30,975,193.38/42,745,802.28 = 17,223,862.26/x
  3. Step 3: Cross multiply
    30,975,193.38x = 42,745,802.28 × 17,223,862.26
  4. Step 4: Simplify right side
    30,975,193.38x = 736,247,810,663,914
  5. Step 5: Solve for x
    x = 736,247,810,663,914/30,975,193.38
  6. Step 6: Final answer
    x = 23,768,949.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.